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Relationship between wave processes in sunspots and quasi-periodic pulsations in active region flares
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SYSNO ASEP 0334518 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Relationship between wave processes in sunspots and quasi-periodic pulsations in active region flares Author(s) Sych, R.A. (RU)
Nakariakov, V. M. (GB)
Karlický, Marian (ASU-R) RID, ORCID
Anfinogentov, S. (RU)Source Title Astronomy & Astrophysics. - : EDP Sciences - ISSN 0004-6361
Roč. 505, č. 2 (2009), s. 791-799Number of pages 9 s. Language eng - English Country FR - France Keywords solar flares ; particle emission ; radio radiation Subject RIV BN - Astronomy, Celestial Mechanics, Astrophysics R&D Projects IAA300030701 GA AV ČR - Academy of Sciences of the Czech Republic (AV ČR) CEZ AV0Z10030501 - ASU-R (2005-2011) UT WOS 000270638600034 DOI 10.1051/0004-6361/200912132 Annotation A phenomenological relationship between oscillations in a sunspot and quasi-periodic pulsations (QPP) in flaring energy releases at an active region (AR) above the sunspot is established. The analysis of the microwave emission recorded by the Nobeyama Radioheliograph at 17 GHz shows a gradual increase in the power of the 3-min oscillation train in the sunspot associated with AR 10756 before flares in this AR. Workplace Astronomical Institute Contact Radka Svašková, bibl@asu.cas.cz, Tel.: 323 620 326 Year of Publishing 2010
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